Product Description Color :Black, Beige or white Frequency: 125kHz and 13.56Mhz Card Type: EM and Mifare Reading Distance: 3-8CM Output Format: Wiegand 26 Response Speed:Less than 0.2 second Proximity Time Distance:Less than 0.5 seconds Ambient Temperature:-25℃ to 75℃ Ambient Humidity:10%-90% Built-in Antenna Built-in LED (Double Color LED) Built-in Loud Speaker (Buzzer) DC 12V Working Voltage, 70mA Working Current 100 Meters Communication Distance Real Time Data Transfer Plastic Material (Black Resin for Water-Proof Function)